2011 Ford F-250

The Top 7 Features of Ford’s All-New 6R140 Six-Speed Heavy-Duty Transmission

By Mike Levine

December 22, 2016

Ford Announces 2011 F-Series Super Duty Power and Pulling Specs

By Mike Levine

August 16, 2012

The Detroit Newspapers's view

PickupTrucks.com's view

Behind the 2011 Ford Super Duty Payload Numbers

By Mike Levine

February 26, 2010